DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
NATIONAL HOUSING AUTHORITY Award a ₱18.1M contract to COMPACT BUILDERS, INC.National agencies
Transaction hash:
49d17fdbcc35ddd5a8ec9f0f1076f58e41f98d99d816b3ae551e290c801df6d1
Status:
Included and unchanged
Block:
#551 5,462 blocks after it
Position in block:
Transaction 3 of 20
Award day:
Mar 6, 2009 (17 yrs 8 mo ago)
Value:
₱18,109,982.43
Project:
Const. of 1 Unit 3-Storey, 15-Classroom School Bldg. at Northville 9 Res. Project, Brgy. Iba O’este, Calumpit, Bulacan
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #551 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)NATIONAL HOUSING AUTHORITY awarded it to COMPACT BUILDERS, INC. on 2009-03-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 49d17fdbcc…1df6d1now …
- 2. Block Merkle root changedstored 97c3c5c642…3199b4now …
- 3. Block #551 hash changedstored 939db98356…1b55b1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 19 records. Each step hashes the current value together with the sibling shown.
- leaf 49d17fdbcc35ddd5a8ec9f0f1076f58e41f98d99d816b3ae551e290c801df6d1
- 01 L 4727180505fc91b1729dfdee81a50d604a9479428629ab51ceff475452621f2f
- 02 L 2cb8d7924ff844e2ffd4afb06c23d45bd1a17b6b6a4fe46796cbe99e74df1cb1
- 03 R 44306ac951311deef75e34453916077fe9df51fc117fd3f165ad195ea9299333
- 04 R 51b9d6a49ed061bbf341af1124bdfe2ec896fbc66f12076f5fb736814aa1e4c5
- 05 R 21f6c1c450b80c4d65697a0c65445a0a15106ae54c766d2a1d8352932b29674d
- root 97c3c5c642589618917f7081e185f20500e287a1808da5b3be7433a4933199b4